package sohu.com;
public class Triangle {
    double sideA,sideB,sideC;
    public double getArea(){
        double p=(sideA+sideB+sideC)/2.0;
        double area=Math.sqrt(p*(p-sideA)*(p-sideB)*(p-sideC));
        return area;
    }

    public void setSides(double a,double b,double c){
        sideA=a;
        sideB=b;
        sideC=c;
    }
}
